2261429 has 4 divisors (see below), whose sum is σ = 2359776. Its totient is φ = 2163084.

The previous prime is 2261407. The next prime is 2261447. The reversal of 2261429 is 9241622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2261429 - 2⁸ = 2261173 is a prime.

It is a super-2 number, since 2×2261429² = 10228122244082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2261398 and 2261407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49139 + ... + 49184.

It is an arithmetic number, because the mean of its divisors is an integer number (589944).

2^2261429 is an apocalyptic number.

It is an amenable number.

2261429 is a deficient number, since it is larger than the sum of its proper divisors (98347).

2261429 is an equidigital number, since it uses as much as digits as its factorization.

2261429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98346.

The product of its digits is 1728, while the sum is 26.

The square root of 2261429 is about 1503.8048410615. The cubic root of 2261429 is about 131.2585651251.

It can be divided in two parts, 2261 and 429, that multiplied together give a palindrome (969969).

The spelling of 2261429 in words is "two million, two hundred sixty-one thousand, four hundred twenty-nine".